Top Quantum Computing Companies (84)

Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re building a resilient economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help...

HRL Laboratories, LLC, Malibu, California, (hrl.com) pioneers the next frontiers of physical and information science. Delivering transformative technologies in automotive, aerospace and defense, HRL advances the critical missions of its customers. As a private company owned jointly by Boeing and GM, HRL is a source of innovations that advance the state of the art in profound and far-reaching ways.

Our mission is to deliver the world’s best tools to solve the toughest quantum challenges, offering solutions that are more accessible, reliable, and affordable while building a work force and supply chain that advance U.S. quantum leadership. We listen to our customers, understand their needs, and employ cutting-edge science and human-centered engineering to deliver industry-leading performance and unrivaled user experience.

Sygaldry Technologies is building quantum-accelerated AI servers to exponentially speed up training and inference. Its servers combine multiple qubit types within a single, fault-tolerant architecture to deliver the combination of cost, scale, and speed necessary for advanced AI applications. The company is led by quantum veterans Chad Rigetti and Idalia Friedson and AI scientist Michael Keiser. Sygaldry has offices in...

We Engineer Solutions for the Nation’s Toughest Problems As an independent nonprofit engineering innovation company, Draper provides engineering services directly to government, industry, and academia. We work on teams as prime contractors or subcontractors and participate as collaborators in consortia. Our strong commitment to delivering working solutions allows us to apply ourselves to a variety of domains from space to undersea —...

AQT is working on general-purpose quantum information processors that will support a broad range of applications in various industries. We use a scalable trapped-ion approach combining unmatched physical performance, extraordinary qubit control, and demonstrated optical networkability. Alpine Quantum Technologies GmbH (AQT) was founded in 2018 by Prof. Rainer Blatt, Dr. Thomas Monz, and Prof. Peter Zoller. It is the goal of...

The Simons Foundation's mission is to advance the frontiers of research in mathematics and the basic sciences, acting as a champion of basic science through grant funding, support for research, and public engagement.

Quantum Circuits, Inc. (QCI) is developing a full-stack quantum computing platform using superconducting devices and a modular, robust, and scalable architecture. QCI's mission is to build the first truly useful quantum computers. Our novel approach to building quantum computers is based on technology developed over a decade of research at Yale University's world-class quantum labs. Our machines have built-in error...

Rigetti Computing is building the world’s most powerful computers to help solve humanity’s most pressing and important problems. These systems will perform computations that today’s fastest supercomputers are incapable of — unlocking entirely new classes of problems and offering a direct path to solutions. We believe quantum computing is going to significantly affect health care, how we treat disease, how...

We are pioneering an approach to quantum computing that allows users to write programs in classical languages that can be compiled and run on conventional or quantum computers, without any knowledge in quantum computing. Whether you are a software developer interested in quantum computing, or an expert who is highly proficient in quantum information theory, you'll be able to gain...

FormFactor, Inc. is a leading provider of essential test and measurement technologies for the semiconductor industry, offering products like probe cards, analytical probes, and cryogenic systems to support the full integrated circuit (IC) life cycle.

MultiVM Labs is an R&D lab focused on post-quantum cryptography and blockchain infrastructure, building Layer 1 technology designed for a future where elliptic curve cryptography is no longer secure.

IQM builds superconducting full‑stack quantum computers and cloud services for research institutions, HPC centers, enterprises and national labs. The company delivers on‑premises systems and managed cloud access, focusing on scalable, high‑fidelity qubit architectures and full‑stack control to accelerate real‑world applications and research in science, industry and technology.

QAI Ventures is a global venture capital firm and ecosystem builder specializing in transformative technologies across the advanced computing value chain, from quantum hardware and sensing to advanced AI. It provides early-stage capital and strategic support to startups, focusing on pure quantum technology and AI-integrated solutions, particularly within the energy, life sciences, and finance sectors.

Quantum computing is poised to reshape our world by addressing the complex challenges we face today. We deliver enterprise-ready quantum solutions that will empower humanity with quantum capabilities, paving the way for a brighter future.

Xanadu Quantum Technologies Inc. is a Canadian quantum technology company, and one of the world's leading photonic quantum hardware providers. Founded in 2016, Xanadu's mission is to build quantum computers that are useful and available to people everywhere. To achieve this mission, the company has taken a full-stack approach and builds hardware, software, and pursues state-of-the-art research with select partners....

FEITIAN US delivers cybersecurity solutions for modern identity, authentication, and access control. We help enterprises, government agencies, educational institutions, financial institutions, healthcare organizations, and technology partners protect users, devices, applications, and facilities through phishing-resistant MFA, passwordless authentication, FIDO security keys, smart cards, PKI/PIV solutions, OTP tokens, biometric authentication, and converged physical and logical access control. Our solutions are built to strengthen...

Quantum computers are a revolutionizing technology — they have the potential to transform business, society, and the planet for the better, and IonQ is at the forefront of this revolution. After over 25 years of academic research, IonQ was founded in 2015 by Chris Monroe and Jungsang Kim with $2 million in seed funding from New Enterprise Associates, a license to...

Monarch Quantum is a U.S.-based quantum photonics company that designs and manufactures integrated photonics systems, known as Quantum Light Engines™, for quantum computing, sensing, and communications.

QuantWare is a leading provider of quantum hardware and creator of the VIO Quantum Processor Unit (QPU) scaling technology. Leading the Quantum Open Architecture paradigm, QuantWare powers the quantum computers of customers in 20 countries, spread over four continents. QuantWare's VIO provides a scaling platform to unlock the fastest path towards systems with more than 1 million qubits. VIO is...